<template>
  <div>面板3</div>
</template>
<script setup>
import { ref, onMounted, onUnmounted } from 'vue'
onMounted(() => {
  console.log('面板3挂载')
})

onUnmounted(() => {
  console.log('面板3销毁')
})
</script>

<style scoped></style>
